Digital Thermometer LCD display Digital Thermometer Commen Description: 1. Include a button cell battery: LR41 2. Convenient: easy to read, LCD display. Beeping sound let you know when measurement finished. 3. Quick: Takes 60 seconds to measure body temperature, can be used orally, rectally and under the armpit4. Accurate:±0.1Degree C,±0.2Degree F